/* =========================================================================
   ESS — Product Detail pages (premium e-commerce experience)
   Loaded on top of styles.css + product.css. Body uses class "pp" for the
   Clinical-in-sans tokens. New components are prefixed .pd-
   ========================================================================= */

/* ---------- Hero ---------- */
.pd-hero { position: relative; background: #E8F2FD url("../images/bg-product-hero.jpg") center 42% / cover no-repeat; padding-top: 134px; padding-bottom: 88px; overflow: hidden; }
.pd-hero__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.02fr 0.98fr; gap: 48px; align-items: center; }
.pd-hero__copy { max-width: 560px; }
.pd-hero h1 { font-size: clamp(2.6rem, 5vw, 4.1rem); line-height: 1.03; letter-spacing: -0.025em; margin-top: 16px; }
.pd-hero__sub { font-size: clamp(1.08rem, 1.5vw, 1.28rem); color: var(--c-slate); line-height: 1.55; margin-top: 20px; font-family: var(--font-sans); }
.pd-price { display: flex; align-items: baseline; gap: 12px; margin-top: 28px; }
.pd-price .amt { font-family: var(--font-sans); font-size: 2rem; font-weight: 700; color: var(--c-navy); }
.pd-price .from { font-family: var(--font-sans); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--c-slate); }
.pd-hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; }
.pd-hero__chips { display: flex; gap: 30px; margin-top: 36px; flex-wrap: wrap; }
.pd-chip .v { font-family: var(--font-sans); font-size: 1.45rem; font-weight: 700; color: var(--c-navy); line-height: 1; }
.pd-chip .k { font-family: var(--font-sans); font-size: 11.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--c-slate); margin-top: 6px; }
.pd-hero__visual { position: relative; display: flex; align-items: center; justify-content: center; min-height: 480px; }
.pd-hero__visual::before { content: ""; position: absolute; width: 72%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(255,255,255,.5), transparent 68%); z-index: 0; }
.pd-hero__visual img { position: relative; z-index: 1; max-height: 560px; width: auto; max-width: 100%; filter: drop-shadow(0 40px 50px rgba(0,42,92,.22)); -webkit-box-reflect: below 2px linear-gradient(rgba(255,255,255,.16), transparent 40%); }
.pd-floating-badge { position: absolute; z-index: 2; background: rgba(255,255,255,.55); -webkit-backdrop-filter: blur(16px) saturate(135%); backdrop-filter: blur(16px) saturate(135%); border: 1px solid rgba(255,255,255,.7); border-radius: 16px; box-shadow: 0 20px 46px rgba(10,42,90,.20), inset 0 1px 0 rgba(255,255,255,.55); padding: 14px 18px; display: flex; align-items: center; gap: 12px; will-change: transform; }
.pd-floating-badge--tr { top: 12%; right: 2%; }
.pd-floating-badge--bl { bottom: 10%; left: 0; }
.pd-floating-badge .ic-c { width: 40px; height: 40px; border-radius: 10px; background: var(--c-glacier); color: var(--c-surgical); display: flex; align-items: center; justify-content: center; flex: none; }
.pd-floating-badge .ic-c .ic { width: 22px; height: 22px; }
.pd-floating-badge .b { font-family: var(--font-sans); font-weight: 700; color: var(--c-navy); font-size: 1rem; line-height: 1; }
.pd-floating-badge .s { font-family: var(--font-sans); font-size: 11.5px; color: var(--c-slate); margin-top: 3px; }

/* Hero buttons — frosted right button + soft shadow on both */
.pd-hero__actions .pp-btn { box-shadow: 0 14px 30px rgba(0,40,90,.16); }
.pd-hero__actions .pp-btn--primary { box-shadow: 0 16px 34px rgba(0,27,61,.28); }
.pd-hero__actions .pp-btn--ghost { background: rgba(255,255,255,.42); -webkit-backdrop-filter: blur(10px) saturate(125%); backdrop-filter: blur(10px) saturate(125%); border: 1px solid rgba(255,255,255,.75); color: var(--c-navy); }
.pd-hero__actions .pp-btn--ghost:hover { background: rgba(255,255,255,.62); border-color: rgba(255,255,255,.95); color: var(--c-navy); }

/* Floating badges — slow random wander + cursor nudge handled in main.js (respects reduced-motion) */

/* ---------- Key benefits ---------- */
.pd-benefit-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.pd-benefit { background: #fff; border: 1px solid var(--c-line); border-radius: 18px; padding: 32px 28px; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }

/* ---- Premium glass card ---- */
.pd-benefit { background: rgba(255,255,255,.6); -webkit-backdrop-filter: blur(14px) saturate(140%); backdrop-filter: blur(14px) saturate(140%); border: 1px solid rgba(238,243,250,.7); box-shadow: 0 18px 40px rgba(0,27,61,.09), inset 0 1px 0 rgba(255,255,255,.7); }
.pd-benefit:hover { transform: translateY(-6px); box-shadow: 0 18px 42px rgba(0,27,61,.09); border-color: transparent; }
.pd-benefit__ic { width: 58px; height: 58px; border-radius: 15px; background: var(--c-glacier); color: var(--c-surgical); display: flex; align-items: center; justify-content: center; margin-bottom: 22px; transition: background .3s ease, color .3s ease; }
.pd-benefit:hover .pd-benefit__ic { background: var(--c-surgical); color: #fff; }
.pd-benefit__ic .ic { width: 28px; height: 28px; }
.pd-benefit h3 { font-size: 1.18rem; margin-bottom: 10px; }
.pd-benefit p { font-family: var(--font-sans); color: var(--c-slate); font-size: 14.5px; line-height: 1.6; }

/* ---------- Product showcase (dark "look inside") ---------- */
.pd-showcase { background: var(--c-navy); color: #fff; position: relative; overflow: hidden; }
.pd-showcase::before { content: ""; position: absolute; top: -140px; left: 50%; transform: translateX(-50%); width: 620px; height: 620px; border-radius: 50%; background: radial-gradient(circle, rgba(0,86,210,.35), transparent 62%); pointer-events: none; }
.pd-showcase .pp-overline { color: #7FB2FF; }
.pd-showcase h2, .pd-showcase .pd-head h2 { color: #fff; }
.pd-showcase .pp-lead { color: rgba(255,255,255,.74); }
.pd-showcase__fig { position: relative; margin-top: 44px; border-radius: 24px; padding: clamp(18px, 4vw, 48px); background: radial-gradient(circle at 50% 50%, rgba(127,178,255,.10), transparent 60%); }
.pd-showcase__fig img { width: 100%; height: auto; display: block; }
.pd-dot { position: absolute; z-index: 2; width: 36px; height: 36px; border-radius: 50%; background: #fff; color: var(--c-navy); font-family: var(--font-sans); font-weight: 700; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 18px rgba(0,0,0,.35); border: 2px solid var(--c-surgical); transform: translate(-50%, -50%); }
.pd-callouts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 44px; }
.pd-callout { display: flex; gap: 16px; }
.pd-callout__n { flex: none; width: 36px; height: 36px; border-radius: 50%; background: rgba(127,178,255,.16); color: #9bd0ff; font-family: var(--font-sans); font-weight: 700; display: flex; align-items: center; justify-content: center; }
/* Showcase split variant (product image + callouts beside, for products without a cutaway) */
.pd-showcase__split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: center; margin-top: 44px; }
.pd-showcase__prod { position: relative; display: flex; align-items: center; justify-content: center; padding: 24px; min-height: 360px; }
.pd-showcase__prod::before { content: ""; position: absolute; width: 78%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(127,178,255,.22), transparent 64%); }
.pd-showcase__prod img { position: relative; z-index: 1; max-height: 440px; width: auto; max-width: 100%; filter: drop-shadow(0 28px 50px rgba(0,0,0,.35)); }
.pd-showcase__split .pd-callouts { grid-template-columns: 1fr; gap: 26px; margin-top: 0; }
@media (max-width: 1024px) {
  .pd-showcase__split { grid-template-columns: 1fr; gap: 32px; }
  .pd-showcase__prod { min-height: 0; }
  .pd-showcase__prod img { max-height: 320px; }
}
.pd-callout h4 { color: #fff; font-size: 1.08rem; margin-bottom: 7px; }
.pd-callout p { font-family: var(--font-sans); color: rgba(255,255,255,.68); font-size: 14px; line-height: 1.6; }

/* ---------- Why choose (storytelling) ---------- */
.pd-story__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.pd-story__media { border-radius: 24px; overflow: hidden; aspect-ratio: 5/4; border: 1px solid var(--c-line); }
.pd-story__media img { width: 100%; height: 100%; object-fit: cover; }
.pd-story__body h2 { font-size: clamp(2rem, 3.4vw, 2.8rem); margin-top: 16px; }
.pd-story__body p { font-family: var(--font-sans); color: var(--c-slate); font-size: clamp(1.02rem,1.3vw,1.12rem); line-height: 1.7; margin-top: 18px; }
.pd-usecases { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.pd-usecase { background: var(--c-glacier); color: var(--c-navy); font-family: var(--font-sans); font-weight: 600; font-size: 13.5px; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--c-line); }

/* ---------- Installation experience ---------- */
.pd-install__grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.pd-install__media { position: relative; border-radius: 24px; overflow: hidden; aspect-ratio: 4/3; }
.pd-install__media img { width: 100%; height: 100%; object-fit: cover; }
.pd-install__stat { position: absolute; left: 22px; bottom: 22px; background: var(--c-navy); color: #fff; border-radius: 16px; padding: 18px 22px; box-shadow: var(--shadow-lg, 0 28px 60px rgba(10,37,64,.14)); }
.pd-install__stat .v { font-family: var(--font-sans); font-weight: 700; font-size: 1.5rem; line-height: 1; }
.pd-install__stat .k { font-family: var(--font-sans); font-size: 12px; letter-spacing: .06em; color: rgba(255,255,255,.78); margin-top: 6px; }
.pd-install__steps { display: flex; flex-direction: column; gap: 18px; margin-top: 28px; }
.pd-install__step { display: flex; gap: 16px; align-items: flex-start; }
.pd-install__step .ic-c { flex: none; width: 46px; height: 46px; border-radius: 12px; background: var(--c-glacier); color: var(--c-surgical); display: flex; align-items: center; justify-content: center; }

/* Glass icon tiles — blue-grey shading */
.pd-benefit__ic, .pd-install__step .ic-c, .pd-floating-badge .ic-c { background: linear-gradient(180deg, rgba(255,255,255,.9) 0%, rgba(206,215,229,.62) 100%); -webkit-backdrop-filter: blur(10px) saturate(125%); backdrop-filter: blur(10px) saturate(125%); border: 1px solid rgba(255,255,255,.78); box-shadow: 0 10px 22px rgba(20,40,70,.12), inset 0 1px 0 rgba(255,255,255,.8); }

/* Card carries the blue-grey shading; remove the redundant inner icon box */
.pd-benefit { background: linear-gradient(180deg, rgba(255,255,255,.92) 0%, rgba(206,215,229,.6) 100%); }
.pd-benefit__ic { background: none; border: none; box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; width: auto; height: auto; border-radius: 0; margin-bottom: 25px; display: block; }
.pd-benefit__ic .ic { width: 35px; height: 35px; display: block; }
.pd-benefit:hover .pd-benefit__ic { background: none; color: var(--c-surgical); }
.pd-install__step .ic-c .ic { width: 23px; height: 23px; }
.pd-install__step b { font-family: var(--font-sans); display: block; color: var(--c-navy); font-size: 15.5px; }
.pd-install__step span { font-family: var(--font-sans); color: var(--c-slate); font-size: 14px; }

/* ---------- Technical specifications ---------- */
/* Two-column spec layout: real product render + spec sheet */
.pd-specs__split { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: 44px; align-items: stretch; margin-top: 48px; }
.pd-specs__visual { position: relative; background: linear-gradient(160deg, #EAF4FE, #F7FBFF); border: 1px solid var(--c-line); border-radius: 24px; display: flex; align-items: center; justify-content: center; padding: 36px; overflow: hidden; }
.pd-specs__visual::before { content: ""; position: absolute; width: 76%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(0,86,210,.14), transparent 66%); }
.pd-specs__visual img { position: relative; z-index: 1; max-height: 480px; width: auto; max-width: 100%; filter: drop-shadow(0 26px 46px rgba(0,27,61,.20)); }
.pd-specs__panel { max-width: 880px; margin: 48px auto 0; background: #fff; border: 1px solid var(--c-line); border-radius: 22px; overflow: hidden; box-shadow: 0 16px 40px rgba(0,27,61,.06); }
.pd-specs__split .pd-specs__panel { max-width: none; margin: 0; align-self: center; }
.pd-spec-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 19px 32px; border-bottom: 1px solid var(--c-line); align-items: center; }
.pd-spec-row:last-child { border-bottom: none; }
.pd-spec-row:nth-child(even) { background: var(--c-glacier); }
.pd-spec-row .k { font-family: var(--font-sans); font-weight: 600; color: var(--c-navy); font-size: 14.5px; }
.pd-spec-row .v { font-family: var(--font-sans); color: var(--c-slate); font-size: 14.5px; text-align: right; }
.pd-specs__note { text-align: center; color: var(--c-slate); font-family: var(--font-sans); font-size: 13px; margin-top: 18px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .pd-specs__split { grid-template-columns: 1fr; gap: 28px; }
  .pd-specs__visual { padding: 28px; }
  .pd-specs__visual img { max-height: 340px; }
}
@media (max-width: 1024px) {
  .pd-hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .pd-hero__visual { order: -1; min-height: 320px; }
  .pd-hero__visual img { max-height: 380px; }
  .pd-benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .pd-callouts { grid-template-columns: 1fr; gap: 18px; }
  .pd-story__grid, .pd-install__grid { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 760px) {
  .pd-hero { padding-top: 120px; }
  .pd-benefit-grid { grid-template-columns: 1fr; }
  .pd-spec-row { grid-template-columns: 1fr; gap: 4px; padding: 16px 22px; }
  .pd-spec-row .v { text-align: left; }
  .pd-floating-badge { display: none; }
  .pd-hero__chips { gap: 22px; }
  .pd-hero__actions .pp-btn { width: 100%; }
}